Brother International KM-430B Network Users Manual - English - Page 30
Clutch, timing, adjustment, Start, lever, position
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® (2) Bring the mark of ball presser plate 0 to meet the center of the steel ball, loosen two bolts 4r) and nut to such e Q an extent that low speed pulley hardly slips when the stop cam is locked and low speed pulley turned by ®. hand, and adjust by turning adjusting screw After this adjustment, run the machine at high speed, and make sure that the high speed pulley will not slip. * If, after years of use, the pulley slips even after the above-mentioned adjustment, refer to the pulley disassembly instructions on Page 12, remove one washer, and make a re-adjustment. 4. Clutch cam timing adjustment - -0 90° 0- -0 ----0 Loosen bolt and turn clutch cam 0 so that stopper 0 contacts stop cam 0 90° before the machine stop position. * The timing advances as the clutch cam is turned in the rotating direction. 5. Start lever position adjustment 0 0 r,c, ,/ 5mm Cm - -0 0 0 ® Loosen nut and turn eccentric screw (I) so that roller shaft Q disengages from start lever Q when stop cam reaches 5 mm before the machine stop position.